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check if tmp is null

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This commit is contained in:
Patrick Brosi 2019-05-14 00:46:53 +02:00
parent 347badf770
commit df1ba83a53
1 changed files with 1 additions and 1 deletions
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src/util/Misc.h
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@ -119,7 +119,7 @@ inline std::string getHomeDir() {
inline std::string getTmpDir() {
// first, check if an env variable is set
const char* tmpdir = getenv("TMPDIR");
if (std::strlen(tmpdir)) return std::string(tmpdir);
if (tmpdir && std::strlen(tmpdir)) return std::string(tmpdir);
// second, check if /tmp is writable
if (access("/tmp/", W_OK) == 0) return "/tmp";